#263D9C#263D9C

#263D9C is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.5% C 0.157 H 268.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#263D9C
RGB	rgb(38, 61, 156)
HSL	hsl(228, 61%, 38%)
HSV	hsv(228, 76%, 61%)
CMYK	cmyk(75.6%, 60.9%, 0%, 38.8%)
CIE-LAB	lab(29.79, 25.95, -54.29)
CIE-LCH	lch(29.79, 60.18, 295.55°)
OKLab	oklab(40.46% -0.0053 -0.1568)
OKLCH	oklch(40.46% 0.157 268.1)
XYZ	xyz(8.4667, 6.1489, 32.1867)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D9C #9C8526

analogous

#26789C #263D9C #4A269C

triadic

#263D9C #9C263D #3D9C26

tetradic

#263D9C #9C2678 #9C8526 #269C4A

square

#263D9C #9C2678 #9C8526 #269C4A

split-complementary

#263D9C #9C4A26 #789C26

monochromatic

#0E173A #1A2A6B #263D9C #3250CD #637AD9

Accessibility & contrast

On white

9.42

#263D9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#263D9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D9C

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D9C	#FFFFFF	#000000	##FFFFFF
##263D9C	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9F

Deuteranopia (green-blind)

#00419A

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #263d9c;
/* rgb */ color: rgb(38, 61, 156);
/* oklch */ color: oklch(40.5% 0.157 268.1);

Tailwind

colors: {
  custom: {
    50: '#7272ba',
    500: '#263d9c',
    950: '#000000',
  },
}

SCSS

$custom: #263d9c;
$custom-light: #7272ba;
$custom-dark: #000000;

JSON

{
  "hex": "#263d9c",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 156
  },
  "hsl": {
    "h": 228.305,
    "s": 60.825,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40463,
    "c": 0.15687,
    "h": 268.1
  },
  "luminance": 0.0615
}

Semantic roles & 50–950 ramp

primary

#263D9C

secondary

#BFAC5F

accent

#C544E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263D9C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →